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Factory Workshop SpecificationsPlatform Gen: 2021–2026

2023 Honda Rebel 1100 (CMX1100) Specifications & Consumables

Official workshop technical reference: fluid capacities, spark plug codes, drive chain specs, and tire inflation pressures.

Technical PassportOEM VERIFIED
Engine
1084cc
Cooling
Liquid-Cooled
Final Drive
525 Chain
Engine Oil
3.90 L (4.12 US qt)
Spark Plug
NGK SILMAR8A9S
Front Tire
130/70-18
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Gen 2021–2026

Factory Platform Compatibility: All workshop fluid capacities, maintenance milestones, torque specifications, and consumables on this specification sheet are factory-identical across model years 2021 through 2026.

Select Model Year:(Active: 2023)
6 Production Years (2021–2026)

Engineering Subsystem Workbenches & Calculators

Dedicated deep-dive diagnostic tools, torque matrices, wiring pinouts, and calculators tailored for 2023 Honda Rebel 1100 (CMX1100).

10 Dedicated Engineering Spoke Pages
Subsystem Guide/torques

Fastener Torques

Engine drain plug, axle spindles, caliper mounts, triple clamp pinch bolts & thread lubrication derating guide.

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Subsystem Guide/fluids

Fluids & Capacities

Oil: 3.90 L (4.12 US qt) • Coolant: 1.74 L (1.84 US qt) • Brake: DOT 4

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Subsystem Guide/fuses-relays

Fuses & Relays

Main: 30A Blade / Starter Magnetic Switch • Location: N/A

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Subsystem Guide/compression

Compression & Leakdown

Ratio: 11.5:1 • Std: 165-210 PSI • Limit: 142 PSI

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Subsystem Guide/valves

Valve Clearances

Intake: N/A mm • Exhaust: N/A mm

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Subsystem Guide/fuel-delivery

Fuel Delivery & TB Sync

Idle: N/A • Rail Pressure: N/A • Vacuum: N/A

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Subsystem Guide/electrical

Charging & Battery

Battery: YTZ14S • CCA: 230 • Regulated: 14.0 - 14.8 V DC

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Subsystem Guide/tires

Tires & Gearing

Front: 130/70-18 • Rear: 180/65-16

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Subsystem Guide/suspension

Suspension & Sag

Front Travel: 121 mm • Rear Travel: 95 mm

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Subsystem Guide/maintenance

Maintenance Schedule

Oil: Every 4,000 miles (6,400 km) mi • Valves: N/A • Plugs: Every 16,000 miles (25,600 km) mi

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Fluids & Service Capacities
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Engine Oil (Drain & Filter Change)3.90 L (4.12 US qt)
Engine Oil (Drain Only)3.60 L (3.80 US qt)
Recommended Oil ViscosityPro Honda GN4 10W-30 or 10W-40, JASO MA
Coolant System Capacity1.74 L (1.84 US qt)
Brake Fluid StandardDOT 4
Drivetrain, Chain & Gearing
Drive Chain Pitch525
Chain Link Count118 Links
Front Sprocket Teeth16T
Rear Sprocket Teeth42T
Final Drive Configuration525 Pitch Chain
Ignition & Electrical Specifications
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OEM Spark Plug Part NumberNGK SILMAR8A9S
Electrode Spark Plug Gap0.8 - 0.9 mm (0.031 - 0.035 in)
OEM Battery Reference CodeYTZ14S
Battery Output & Rating12V 11.2Ah 230 CCA
Spark Plug Inspection Interval16,000 miles (25,600 km) miles
Wheels, Tires & Inflation Pressures
Front Tire Dimensions130/70-18
Cold Front Inflation Pressure33 PSI (Cold)
Rear Tire Dimensions180/65-16
Cold Rear Inflation Pressure36 PSI (Cold)
OEM Wheel Rim Widths (F / R)3.50" / 4.50"
Verified OEM Wheel Fitment: 130/70-18 (F) + 180/65-16 (R)
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Official NHTSA Safety Recalls & Technical Bulletins

1 Active Campaign
U.S. Department of Transportation compliance database (Title 49 U.S.C. Chapter 301).
Verify VIN on NHTSA.gov
The U.S. National Highway Traffic Safety Administration reports 1 safety recall campaign associated with this platform. Independent repair shops and riders should confirm that authorized dealership warranty remedies have been applied.
NHTSA #21V987000ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
Received: 16/12/2021▼
Defect Description

Honda (American Honda Motor Co.) is recalling certain 2021 Honda Rebel 1100 (CMX1100) motorcycles. The radiator cap may have been improperly formed during manufacturing, which could create an insufficient seal.

Safety Hazard / Consequence

An insufficiently sealed radiator cap may leak or spray hot coolant, increasing the risk of injury or crash.

Factory Remedy & Repair Action

Dealers will replace the radiator cap and refill any lost coolant, free of charge. Owner notification letters were mailed February 22, 2022. Owners may contact Honda service at 1-888-234-2138. Honda's number for this recall is KN1.

Manufacturer Notes: Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
OEM Workshop Archives

Official Factory Service Bulletins & Field Updates

1 Documented Bulletin
Bulletin #HON-21V987Safety Recall KN1 (MTB 17798): Rebel 1100 (CMX1100) Radiator Cap Outer Hook Height Replacement
Source: Honda_Rebel1100_Recall21V987_KN1_RadiatorCap_Full.pdf
Mandated Torques:Torque: 9.8 N·m (7.2 lbf·ft) (Radiator Shroud & Neck Cover Fasteners)Torque: 1.5 N·m (1.1 lbf·ft) (Overflow Return Tube Spring Clamp Inspection)
Consumable Specs:Pro Honda HP Coolant 50/50 Prediluted (Phosphate & Silicate Free)Distilled Water Rinse Solution
Genuine Part Numbers:06190-MKR-30519045-MZ1-851
HONDA REBEL 1100 COOLING SYSTEMExploded View: Radiator Cap Sealing Interface (Safety Recall 21V-987 / KN1)
KIT # 06190-MKR-3051.1 BAR (108 kPa)
FILLER NECKTO RESERVE TANK108 kPa (1.1 bar) VALVE1.1REMEDY CAP [P/N 06190-MKR-305]Verified Hook Height (No Ride-Over)Filler Neck Cam Ramps & Stop LugsCalibrated 1.1 bar SpringOverflow Hose & Clamp

Remedy Radiator Cap (1.1 bar / 108 kPa / 16 psi)

Genuine Kit # 06190-MKR-305 (Kit, Cap Rad)
Push Down & Rotate Clockwise Until Stop Lugs Engage

CRITICAL SAFETY RECALL (Recall 21V-987 / Service Bulletin MTB 17798 / KN1). Factory die defect formed outer hook height exceeding specifications, causing the cap to ride over filler neck stops resulting in pressure loss and hot coolant spray. Replace with countermeasure cap having verified hook height.

1-Click Factory Service KitOEM Spec Fluid Capacities Matched

Workshop Maintenance Kit & Factory Fluids

Authentic factory-grade motor oil, oil filter, and high-temp brake fluid matched precisely to 2023 Honda Rebel 1100 (CMX1100) capacities.

Full Kit Subtotal
$74.50
Silkolene Pro 4 4T Synthetic Oil 10W-40 (4 Liter)
10W-40 JASO MA2

Silkolene Pro 4 4T Synthetic Oil 10W-40 (4 Liter)

4-Liter Factory Full Jug
Matches factory 10W-40 spec (Oil spec: 3.90 L (4.12 US qt))
Item Price
$68.95
EBC High-Performance DOT 4 Synthetic Brake Fluid
DOT 4 Synthetic Formula

EBC High-Performance DOT 4 Synthetic Brake Fluid

8.8 oz (250 ml) Workshop Bottle
Meets & exceeds factory DOT 4 specifications
Item Price
$5.55
Factory OEM Spark Plug Spec

NGK SILMAR8A9S

Gap: 0.8 - 0.9 mm (0.031 - 0.035 in)
Inspection milestone: 16,000 miles (25,600 km) miles. Exact factory part specification.
Authentic OEM Reference
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Complete Workshop Maintenance Package3 Essential Service Items
Includes 10W-40 JASO MA2 engine oil (4-Liter Factory Full Jug), high-flow filter & DOT 4 fluid.
Kit Total
$74.50

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2023 Honda Rebel 1100 (CMX1100) Factory Workshop Specs & Maintenance Guide | WowShopper | WowShopper Motorsports